Various linux fixes

src/native/linux/org_lwjgl_Display.cpp

@@ -65,7 +65,6 @@ static XF86VidModeModeInfo **avail_modes;
 static XVisualInfo * vis_info;
 static Atom delete_atom;
 static bool gl_loaded = false;
-static JNIEnv *saved_env;
 static jclass saved_clazz;
 
 extern void handlePointerMotion(XMotionEvent *);
@@ -229,14 +228,14 @@ static void acquireInput(void) {
 	}
 }
 
-void handleMessages(void) {
+void handleMessages(JNIEnv *env) {
 	XEvent event;
 	while (XPending(disp) > 0) {
 		XNextEvent(disp, &event);
 		switch (event.type) {
 			case ClientMessage:
 				if ((event.xclient.format == 32) && (event.xclient.data.l[0] == delete_atom))
-					saved_env->SetStaticBooleanField(saved_clazz, fid_close, JNI_TRUE);
+					env->SetStaticBooleanField(saved_clazz, fid_close, JNI_TRUE);
 				break;
 			case FocusIn:
 				acquireInput();
@@ -299,8 +298,8 @@ static int getDisplayModes(Display *disp, int screen, int *num_modes, XF86VidMod
 	return 1;
 }
 
-static bool isMinimized() {
-	handleMessages();
+static bool isMinimized(JNIEnv *env, jclass clazz) {
+	handleMessages(env);
 	return current_minimized;
 }
 
@@ -322,12 +321,19 @@ XVisualInfo *getVisualInfo(void) {
  * Signature: ()Z
  */
 JNIEXPORT jboolean JNICALL Java_org_lwjgl_Display_isMinimized(JNIEnv *env, jclass clazz) {
-	return isMinimized() ? JNI_TRUE : JNI_FALSE;
+	return isMinimized(env, clazz) ? JNI_TRUE : JNI_FALSE;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_lwjgl_Display_nCreate(JNIEnv * env, jclass clazz, jint width, jint height, jint bpp, jint freq, jint alpha_bits, jint depth_bits, jint stencil_bits, jboolean fullscreen, jstring title) {
-	saved_env = env;
+        // Get a global class instance, just to be sure
+	static jobject globalClassLock = NULL;
+	
+	if (globalClassLock == NULL) {
+		globalClassLock = env->NewGlobalRef(clazz);
+	}
+
 	saved_clazz = clazz;
+	
 	fid_close = env->GetStaticFieldID(clazz, "closeRequested", "Z");
 	
 	Window root_win;

src/native/linux/org_lwjgl_input_Controller.cpp

@@ -32,9 +32,9 @@
 /**
  * $Id$
  *
- * Win32 controller handling.
+ * Linux controller handling.
  *
- * @author Brian Matzon <brian@matzon.com>
+ * @author Elias Naur <brian@matzon.com>
  * @version $Revision$
  */
 #include <jni.h>

src/native/linux/org_lwjgl_input_Keyboard.cpp

@@ -69,7 +69,7 @@ extern Display *disp;
 extern Window win;
 
 extern bool releaseInput(void);
-extern void handleMessages(void);
+extern void handleMessages(JNIEnv *env);
 
 /*
  * Class:     org_lwjgl_input_Keyboard
@@ -79,13 +79,6 @@ extern void handleMessages(void);
 JNIEXPORT void JNICALL Java_org_lwjgl_input_Keyboard_initIDs
   (JNIEnv * env, jclass clazz)
 {
-	// Get a global class instance, just to be sure
-	static jobject globalClassLock = NULL;
-
-	if (globalClassLock == NULL) {
-		globalClassLock = env->NewGlobalRef(clazz);
-	}
-
 	fid_readBuffer = env->GetStaticFieldID(clazz, "readBuffer", "Ljava/nio/ByteBuffer;");
 }
 
@@ -267,7 +260,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_input_Keyboard_nPoll
 	XEvent event;
 	unsigned char state;
 	
-	handleMessages();
+	handleMessages(env);
 	updateGrab();
 	memcpy((unsigned char*)buf, key_buf, KEYBOARD_SIZE*sizeof(unsigned char));
 }
@@ -286,7 +279,7 @@ JNIEXPORT int JNICALL Java_org_lwjgl_input_Keyboard_nRead
 	int state;
 	int num_events = 0;
 
-	handleMessages();
+	handleMessages(env);
 	updateGrab();
 	while (buf_count < KEYBOARD_BUFFER_SIZE * 2 && (key_event = nextEventElement()) != NULL) {
 		num_events++;

src/native/linux/org_lwjgl_input_Mouse.cpp

@@ -59,7 +59,7 @@ extern Window win;
 extern int screen;
 extern int getWindowWidth(void);
 extern int getWindowHeight(void);
-extern void handleMessages(void);
+extern void handleMessages(JNIEnv* env);
 
 static bool pointer_grabbed;
 static bool created = false;
@@ -289,7 +289,7 @@ static void warpPointer(void) {
 JNIEXPORT void JNICALL Java_org_lwjgl_input_Mouse_nPoll
   (JNIEnv * env, jclass clazz)
 {
-	handleMessages();
+	handleMessages(env);
 	updateGrab();
 	int moved_x = current_x - last_x;
 	int moved_y = current_y - last_y;

src/native/linux/org_lwjgl_opengl_BaseGL.cpp

@@ -47,7 +47,7 @@ extern XVisualInfo * getVisualInfo(void);
 extern Window win;
 extern Display * disp;
 
-extern void handleMessages();
+extern void handleMessages(JNIEnv* env);
 
 static void makeCurrent(void) {
 	glXMakeCurrent(disp, win, context);
@@ -115,7 +115,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_nDestroy
  */
 JNIEXPORT void JNICALL Java_org_lwjgl_opengl_BaseGL_swapBuffers(JNIEnv * env, jobject obj)
 {
-	handleMessages();
+	handleMessages(env);
 	glXSwapBuffers(disp, win);
 }